lost

adj.

1. 迷路的；迷失的
   unable to find your way; not knowing where you are
   1. We always get lost in London.
      我们在伦敦老是迷路。
   2. We're completely lost.
      我们完全迷路了。
2. 失去的；丢失的；丧失的；无法恢复的
   that cannot be found or brought back
   1. I'm still looking for that lost file.
      我还在找那份丢失的档案。
   2. Your cheque must have got lost in the post.
      你的支票一定是邮寄中遗失的。
3. 得不到的；无法再找到的；无法再造的
   that cannot be obtained; that cannot be found or created again
   1. The strike cost them thousands of pounds in lost business .
      罢工使他们失去了几千英镑的生意。
   2. She's trying to recapture her lost youth .
      她在努力追回逝去的青春。
   3. He regretted the lost (= wasted) opportunity to apologize to her.
      他后悔错过了向她道歉的机会。
4. 不知所措；一筹莫展
   unable to deal successfully with a particular situation
   1. We would be lost without your help.
      我们没有你的帮助就会一筹莫展。
   2. I felt so lost after my mother died.
      我母亲去世后我觉得茫然无措。
   3. He's a lost soul (= a person who does not seem to know what to do, and seems unhappy) .
      他是个迷惘的人。
5. 弄不懂；困惑
   unable to understand sth because it is too complicated
   1. They spoke so quickly I just got lost.
      他们说得太快，我简直给弄糊涂了。
   2. Hang on a minute─I'm lost.
      等一下，我没弄明白。

1. 
   Lost is the past tense and past participle of lose .
2. ADJ 迷路的；迷失的；走失的
   If you are lost or if you get lost, you do not know where you are or are unable to find your way.
   1. Barely had I set foot in the street when I realised I was lost...
      我在街上没走几步就意识到自己迷路了。
   2. I took a wrong turn and we got lost in the mountains.
      我拐错了弯，我们便在山里迷了路。
3. ADJ 遗失的；丢失的
   If something is lost, or gets lost, you cannot find it, for example because you have forgotten where you put it.
   1. ...a lost book...
      一本找不着的书
   2. My paper got lost...
      我的论文丢了。
   3. He was scrabbling for his pen, which had got lost somewhere under the sheets of paper.
      他摸索着找他那支丢在那摞纸下面的钢笔。
4. ADJ-GRADED 茫然的；不知所措的
   If you feel lost, you feel very uncomfortable because you are in an unfamiliar situation.
   1. Of the funeral he remembered only the cold, the waiting, and feeling very lost...
      关于葬礼，他只记得那冷冷的天，那久久的等候和那种茫然若失的感觉。
   2. I feel lost and lonely in a strange town alone.
      在陌生的城镇里只身一人，我感到不知所措、孤单寂寞。
5. ADJ 迷惘的；无目标的；无方向的
   If you describe a person or group of people as lost, you think that they do not have a clear idea of what they want to do or achieve.
   1. They are a lost generation in search of an identity.
      他们属于迷惘的一代，想要找寻自我。
6. ADJ 丧失的；不复存在的
   If you describe something as lost, you mean that you no longer have it or it no longer exists.
   1. ...their lost homeland.
      他们失去的祖国
   2. ...a lost job or promotion...
      失去的工作或晋升机会
   3. The sense of community is lost...
      社区意识不复存在。
   4. The riots will also mean lost income for Los Angeles County.
      暴乱还意味着洛杉矶县收入的损失。
7. ADJ 消逝的；逝去的；过去的
   You use lost to refer to a period or state of affairs that existed in the past and no longer exists.
   1. He seemed to pine for his lost youth...
      他似乎很怀念逝去的青春。
   2. They are links to a lost age.
      它们是与一个逝去的年代相联系的纽带。
   3. ...the relics of a lost civilisation.
      一个逝去文明的遗迹
8. ADJ 浪费掉的；错过的
   If something is lost, it is not used properly and is considered wasted.
   1. Fox is not bitter about the lost opportunity to compete in the Games...
      福克斯并没有对错过了参赛机会感到不忿。
   2. The advantage is lost.
      错失优势。
9. 滚开；走开
   If you tell someone to get lost, you are telling them in a very rude way to go away.
10. PHRASE 未被…理解（或注意）
    If advice or a comment is lost on someone, they do not understand it or they pay no attention to it.
    1. The meaning of that was lost on me...
       那意思我没听懂。
    2. This was a neighborhood where clearly you could be murdered for a pack of cigarettes, a fact that was not lost on me.
       显然，在这个街区你可能会因为一包香烟而遭人杀害。这个事实我不是没注意到。
11. PHRASE 陷入沉思
    If you are lost in thought, you give all your attention to what you are thinking about and do not notice what is going on around you.
    1. She was silent for a while, lost in thought, staring at the books littering the room.
       一时间她默不作声，直想得入了神，双眼直愣愣地盯着房间里扔得到处都是的书。
12. PHRASE 没有…就不开心；没有…就不知所措
    If you say that you would be lost without someone or something, you mean that you would be unhappy or unable to work properly without them.
    1. I'd be lost without you here...
       没有你在这里我都不知怎么办好。
    2. I love the game and I'd be lost without golf now.
       我热爱高尔夫，如果现在没有了它，我的生活就失去了乐趣。

1. He lost control of his car
   他的汽车失控了。
2. They seem to have lost their desire for life.
   他们似乎已丧失了对生活的热望。
3. I lost my keys
   我把钥匙丢了。
4. I lost my job when the company moved to another state
   公司搬到了另一个州，我便失业了。
5. I have lost a lot of weight
   我体重减了不少。
6. I'm afraid he's really lost it.
   我想他是真的发疯了。
7. Barely had I set foot in the street when I realised I was lost
   我在街上没走几步就意识到自己迷路了。
8. I took a wrong turn and we got lost in the mountains.
   我拐错了弯，我们便在山里迷了路。
9. My paper got lost
   我的论文丢了。
10. He was scrabbling for his pen, which had got lost somewhere under the sheets of paper.
    他摸索着找他那支丢在那摞纸下面的钢笔。
11. Of the funeral he remembered only the cold, the waiting, and feeling very lost
    关于葬礼，他只记得那冷冷的天，那久久的等候和那种茫然若失的感觉。
12. I feel lost and lonely in a strange town alone.
    在陌生的城镇里只身一人，我感到不知所措、孤单寂寞。
13. They are a lost generation in search of an identity.
    他们属于迷惘的一代，想要找寻自我。
14. The sense of community is lost
    社区意识不复存在。
15. The riots will also mean lost income for Los Angeles County.
    暴乱还意味着洛杉矶县收入的损失。
16. He seemed to pine for his lost youth
    他似乎很怀念逝去的青春。
17. They are links to a lost age.
    它们是与一个逝去的年代相联系的纽带。
18. Fox is not bitter about the lost opportunity to compete in the Games
    福克斯并没有对错过了参赛机会感到不忿。
19. The advantage is lost.
    错失优势。
20. The meaning of that was lost on me
    那意思我没听懂。
21. This was a neighborhood where clearly you could be murdered for a pack of cigarettes, a fact that was not lost on me.
    显然，在这个街区你可能会因为一包香烟而遭人杀害。这个事实我不是没注意到。
22. She was silent for a while, lost in thought, staring at the books littering the room.
    一时间她默不作声，直想得入了神，双眼直愣愣地盯着房间里扔得到处都是的书。
23. I'd be lost without you here
    没有你在这里我都不知怎么办好。
24. I love the game and I'd be lost without golf now.
    我热爱高尔夫，如果现在没有了它，我的生活就失去了乐趣。
25. People had lost their homes and all their possessions
    人们失去了自己的家园和所有的财物。
26. I lost my job and it was like my world collapsed
    我丢了工作，我的世界好像都垮掉了。
27. I've lost my purse.
    我的钱包丢了。
28. Once he lost his temper and quarreled with us.
    有一次他发火了，和我们吵了一架。
29. I had a nightmare last night, and lost sleep.
    昨夜我作了个恶梦，失眠了。
30. I'd have been lost but for you.
    要不是你，我就走迷路了。

adj.

all is not lost

• 还有一线希望
  there is still some hope of making a bad situation better

be lost for words

• （惊讶、困惑等而）不知说什么才好
  to be so surprised, confused, etc. that you do not know what to say

be lost in sth

• 全神贯注；沉浸于
  to be giving all your attention to sth so that you do not notice what is happening around you
  1. to be lost in thought
     陷入沉思

be lost on sb

• 未被某人理解（或注意）
  to be not understood or noticed by sb
  1. His jokes were completely lost on most of the students.
     他讲的笑话大多数学生一点都没能领会。

be lost to the world

• 全神贯注；沉浸于
  to be giving all your attention to sth so that you do not notice what is happening around you

get lost

• （让人走开的不礼貌的说法）滚开，别来烦我
  a rude way of telling sb to go away, or of refusing sth

give sb up for lost

• 认为某人没有生还的可能；认定某人已死
  to stop expecting to find sb alive

make up for lost time

• （加快或加紧做某事以）弥补失去的时间
  to do sth quickly or very often because you wish you had started doing it sooner

there's little/no love lost between A and B

• （…之间）彼此厌恶，互无好感
  they do not like each other
  1. There's no love lost between her and her in-laws.
     她和她的姻亲彼此嫌恶。

noun

1. people who are destined to die soon
   1. the agony of the doomed was in his voice

   Synonym:    doomed

adj

1. not caught with the senses or the mind
   1. words lost in the din

   Synonym:    missed

2. unable to function

   Synonym:    helpless

3. no longer in your possession or control
   1. a lost child
   2. lost friends
   3. his lost book
   4. lost opportunities

4. spiritually or physically doomed or destroyed
   1. lost souls
   2. a lost generation
   3. a lost ship
   4. the lost platoon

5. not gained or won
   1. a lost battle
   2. a lost prize

6. having lost your bearings
   1. I frequently find myself disoriented when I come up out of the subway
   2. the anesthetic left her completely disoriented

   Synonym:    confuseddisoriented

7. perplexed by many conflicting situations or statements
   1. obviously bemused by his questions
   2. bewildered and confused
   3. a cloudy and confounded philosopher
   4. just a mixed-up kid
   5. she felt lost on the first day of school

   Synonym:    baffledbefuddledbemusedbewilderedconfoundedconfusedmazedmixed-upat sea

8. incapable of being recovered or regained
   1. his lost honor